. >> i want to thank my parents, jack and jackie harbaugh and go, ravens. >> i don't know if we had a dream this big. we had a few dreams, we had a few dreams, a few fights, and arguments. >> which brings us to today, which is of all things opposite day. >> we're on, okay, good. >> read the prompter. >> there are probably endless ways to celebrate this day. spongebob squarepants did a whole episode on it. so whatever way you choose to confuse people, enjoy. >> we're switching roles today. i'm taking the willis position. >> 15 seconds. >> the only difference is i'm awake. >> wrap it up. >> it's not that hard. >>> this morning, north korea's nuclear threat. >> and is it aimed at america? the secretive nation says upcoming missile tests are meant to target the u.s. we're live in seoul. >>> travel danger. snow is set to create treacherous travel conditions for a quarter of the nation today. and that record cold isn't over yet. >>> luxury living. a squatter moves into a multimillion-dollar mansion with nothing his neighbors can do about it. >>> plus, this -- >> is it weird to see a person